What has the author Banjamin Gratz Brown written?

There appears to be no author named "Banjamin Gratz Brown". It's possible you're thinking of:

* Benjamin Gratz Brown: A prominent Missouri politician of the 19th century. He was a U.S. Senator, Governor of Missouri, and a leader of the Radical Republican faction during Reconstruction.

* Benjamin Franklin Brown: A 20th-century American writer known for his work on the history of the United States, particularly the American Civil War.

Could you please clarify the name or provide more context?